Questions tagged as 'java'

Tagged questions
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Processing 3.2.1, Game Control Plus library, java exception

Good! I'm studying Games & Apps Development and in our first half we are making a game in Processing. In my game I'm using a PS4 command with the help of the Game Control Plus library. If I press a button enough times, my game crashes a...
asked by 15.11.2016 / 02:16
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WebView on android shows HTML

I'm developing an android app, I use a webservice to pick up news from a website and play pro app. This news comes in HTML and I get a webview and I get the HTML for it, and it works perfectly at the API's level > = 19. I'm using wbConteud...
asked by 16.11.2016 / 17:24
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Problem for application reading xlsx file in centos error: libgcc_s.so.1: wrong ELF class: ELFCLASS64

I have a big problem and I can not solve it I tried to look for some tips on the internet but it did not work. So here I am and would like to know if anyone can help me. I have a web application that is hosted in a VM CENTS. One of the functi...
asked by 15.11.2016 / 02:00
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How to pass parameters to a query in a repository?

I'm creating a series of classes that return listings in Java (Android). I'm worried about the format of the parameters that will be passed. My initial approach has been to pass Map with parameters, this way I can add or remove paramet...
asked by 22.11.2016 / 18:01
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How do annotations work in Java?

I would like to know how Java EJB annotations are done, those starting with "@"     
asked by 21.11.2016 / 18:52
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Hibernate does not update information

My problem is that an unsuccessful update follows the code below. EntityManager manager=JpaUtil.getEntityManager(); EntityTransaction trx= manager.getTransaction(); trx.begin(); TypedQuery<Tipi> query = manager.cr...
asked by 03.11.2016 / 14:28
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Modify Dates of each object - MONTH, YEAR

I have an app where I create a posting of for example 400 reais and before saving I set the creation date and how many times I have to do it. Then saved. And right now, unless I add the post to a% launch%. If I did it twice, I have to get the...
asked by 03.11.2016 / 00:41
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How can I parse an xml that has a vector inside another vector?

I'm having a question about how I can parse an xml that the server is sending me.     I can get the data up to the Cobranca tag after this tag has another array that I can not get. Here's the one part of xml: <return xsi:type="SOAP-E...
asked by 11.11.2016 / 14:51
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Error in Postfix generation - PostFix & Infix JAVA

Sirs, I was assigned the task of doing the Postfixed Infix conversion, however, I'm having some error in my code. I've debugged, rolled the code and can not find what it is. I would appreciate it if someone showed me the problem. Th...
asked by 13.11.2016 / 00:46
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SQL / Java query

Good morning, guys I'm a beginner in SQL and I need to do the following search. Tenho esta tabela: MINIMO MAXIMO CLASSE 0 20 1 21 40 2 41 60 3 60 10000 4 I need...
asked by 13.11.2016 / 14:12